ZhiQiang Fan’s Blog

Documentations

New Posts

c++ notes

07 Apr 2017  

License: (CC 3.0) BY-NC-SA

How To Pronounce The Big Tent Projects

14 Nov 2015   openstack

google app engine

20 Apr 2015  

tox

28 Feb 2015   python

Tox is a very good tool to run unit test for Python project, it is used widely in OpenStack.

Ceilometer Alarm Action Trust Generates Too Many Token

03 Feb 2015   openstack

Ceilometer supports posting http requests when alarm is triggered. If requests listener is deployed outside system boundary, it may require https connection and identify post request invoker. Ceilometer trust+https notifier can satisfy such need, but current implementation has performance issue in large scale system, which leading to Keystone crash.


Older Posts